Last updated: August 22, 2025
In December, the average temperature in Heidenreichstein, Austria hovers around 1°C (34°F), but don’t let that fool you—temperatures can dip as low as -11°C (13°F) and peak at 12°C (54°F). With 60 mm (2.3 in) of precipitation expected over 12 days, be prepared for a wet and chilly experience. Adding to the cool ambiance, average humidity levels reach a brisk 92%.
In December in Heidenreichstein, the average temperature is 1°C (34°F), with maximums reaching 12°C (54°F) and minimums dropping as low as -11°C (13°F). Travelers should prepare for cold conditions and dress warmly when visiting during this time.
In Heidenreichstein, in December, the precipitation amount is 60 mm (2.3 in) over a duration of 12 days.
In Heidenreichstein in December humidity is 92%. With average temperature 1°C (34°F), this humidity feels like a cold, damp blanket enveloping you, making travel uncomfortable as the chill seeps into your bones, and the air feels heavy and suffocating, leaving little room for any warmth or comfort.
In Heidenreichstein in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Heidenreichstein.
UV Risk Categories
Weather in Heidenreichstein varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Heidenreichstein, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 46 mm (1.8 inches) | 91% | low |
| February Weather | 1°C (34°F) | 40 mm (1.6 inches) | 89% | moderate |
| March Weather | 4°C (39°F) | 44 mm (1.7 inches) | 87% | moderate |
| April Weather | 8°C (47°F) | 42 mm (1.6 inches) | 82% | high |
| May Weather | 12°C (54°F) | 107 mm (4.2 inches) | 76% | very high |
| June Weather | 18°C (65°F) | 100 mm (3.9 inches) | 80% | very high |
| July Weather | 18°C (65°F) | 99 mm (3.9 inches) | 80% | very high |
| August Weather | 19°C (66°F) | 97 mm (3.8 inches) | 82% | very high |
| September Weather | 14°C (57°F) | 80 mm (3.1 inches) | 82% | high |
| October Weather | 9°C (49°F) | 54 mm (2.1 inches) | 87% | moderate |
| November Weather | 4°C (39°F) | 48 mm (1.9 inches) | 89% | low |
| December Weather | 1°C (34°F) | 60 mm (2.3 inches) | 92% | low |